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Patrick Williamson

NPI 1730884776ActiveIndividual· Internal Medicine· Birmingham, AL

Internal Medicine with Oak Mountain Group Services, LLC, practicing in Birmingham, Alabama. Part D covered 23 prescriptions written in 2024, 61% of them generic.

Overview

NPI1730884776
StatusActive
Entity typeIndividual
Sole proprietorNo
NPI issuedMar 31, 2023
Last updated in NPPESApr 9, 2026
Certified by providerApr 9, 2026

Specialties and licenses

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Internal Medicine (AL)

Part D prescriptions in 2024

Prescriptions (claims)23 · 37 30-day fills
Total drug cost$6,937
Generic share61% of claims

Medicare sources and data years

Education and affiliations

Graduation year2023
Medicare specialtyInternal Medicine

Medical group

Source: CMS Care Compare

Industry payments (Open Payments)

None reported for 2025 or 2024.

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

Other internal medicine physicians in Birmingham

All 574 internal medicine physicians in Birmingham · All internal medicine physicians in Alabama